- Renal: creatinine clearance ≥ 70ml/min/1.73m^2 or serum creatinine based on age/gender as follows: Maximum serum creatinine (mg/dl) 0.8 for 2 years to <6 years; 1.0 for 6 years to <10 years; 1.2 for 10 years to <13 years; 1.5 male and 1.4 female for 13 years to <16 years; 1.7 male and 1.4 female for ≥ 16 years